<template>
  <div class="container">
    <div class="app-container">
      <el-button
        class="btn-add"
        size="mini"
        type="primary"
        @click="addPermission(0, 1)"
        >添加权限</el-button
      >
      <el-table :data="permissionList" row-key="id">
        <el-table-column label="名称" prop="name" />
        <el-table-column label="标识" prop="code" />
        <el-table-column label="描述" prop="description" />
        <el-table-column label="操作">
          <template v-slot="scope">
            <el-button
              size="mini"
              type="text"
              @click="addPermission(scope.row.id, 2)"
              >添加</el-button
            >
            <el-button
              size="mini"
              type="text"
              @click="editPermission(scope.row.id)"
              >编辑</el-button
            >
            <el-button
              size="mini"
              type="text"
              @click="delPermission(scope.row.id)"
              >删除</el-button
            >
          </template>
        </el-table-column>
      </el-table>
    </div>
    <!-- 放置一个弹层 用来编辑新增节点 -->
    <el-dialog
      :title="`${showText}权限点`"
      :visible="showDialog"
      @close="btnCancel"
    >
      <!-- 表单 -->
      <el-form
        ref="perForm"
        :model="formData"
        :rules="rules"
        label-width="120px"
      >
        <el-form-item label="权限名称" prop="name">
          <el-input v-model="formData.name" style="width: 90%" />
        </el-form-item>
        <el-form-item label="权限标识" prop="code">
          <el-input v-model="formData.code" style="width: 90%" />
        </el-form-item>
        <el-form-item label="权限描述">
          <el-input v-model="formData.description" style="width: 90%" />
        </el-form-item>
        <el-form-item label="开启">
          <el-switch
            v-model="formData.enVisible"
            active-value="1"
            inactive-value="0"
          />
        </el-form-item>
      </el-form>
      <el-row slot="footer" type="flex" justify="center">
        <el-col :span="6">
          <el-button size="small" type="primary" @click="btnOK">确定</el-button>
          <el-button size="small" @click="btnCancel">取消</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>
  <script>
import { transListToTreeData } from "@/utils";
import {
  getPermissionList,
  addPermission,
  getPermissionDetail,
  delPermission,
  updatePermission,
} from "@/api/permission";
export default {
  name: "Permission",
  data() {
    return {
      permissionList: [], // 权限列表
      showDialog: false, // 控制弹层的显示
      //添加表单
      formData: {
        name: "", // 名称
        code: "", // 标识
        description: "", // 描述
        type: "", // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: "", // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: "0", // 默认关闭
      },
      // 表单验证规则
      rules: {
        name: [
          { required: true, message: "权限名称不能为空", trigger: "blur" },
        ],
        code: [
          { required: true, message: "权限标识不能为空", trigger: "blur" },
        ],
      },
    };
  },
  async created() {
    await this.getPermissionList();
  },
  computed: {
    showText() {
      return this.formData.id ? "编辑" : "添加";
    },
  },
  methods: {
    // 获取权限列表
    async getPermissionList() {
      this.permissionList = transListToTreeData(await getPermissionList(), 0);
    },
    // 关闭弹窗
    btnCancel() {
      this.formData = {
        name: "", // 名称
        code: "", // 标识
        description: "", // 描述
        type: "", // 类型 该类型 不需要显示 因为点击添加的时候已经知道类型了
        pid: "", // 因为做的是树 需要知道添加到哪个节点下了
        enVisible: "0", // 默认关闭
      };
      this.showDialog = false;
    },
    // 添加弹窗
    addPermission(pid, type) {
      this.formData.pid = pid;
      this.formData.type = type;
      this.showDialog = true;
    },
    // 编辑弹窗
    async editPermission(id) {
      // 根据获取id获取详情
      this.formData = await getPermissionDetail(id);
      this.showDialog = true;
    },
    // 点击确定
    btnOK() {
      // 表单验证
      this.$refs.perForm.validate(async (valid) => {
        if (valid) {
          if (this.formData.id) {
            // 编辑
            await updatePermission(this.formData);
          } else {
            // 添加
            await addPermission(this.formData);
          }
        }
        this.showDialog = false;
        this.$refs.perForm.resetFields(); // 重置表单
        this.$message.success(`${this.formData.id ? "编辑成功" : "添加成功"}`);
        this.getPermissionList();
      });
    },
    // 删除
    async delPermission(id) {
      await this.$confirm("确定要删除该数据吗");
      await delPermission(id);
      this.$message.success("删除成功");
      this.getPermissionList();
    },
  },
};
</script>
  <style>
.btn-add {
  margin: 10px;
}
</style>